Sidactor Protection Thyristor Products Page 17 SIDACtor Protection Thyristor Products

SIDACtor Protection Thyristors 2017 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 02/23/17 Littelfuse has taken an industry-leading role with our global commitment to green. This commitment includes the establishment of focused and rigorous programs to develop high-performance eco-friendly products along with a comprehensive set of processing/reliability data and technical process expertise. These processes are designed to detect, document and eliminate hazardous substances such as Lead, Cadmium, Hexavalent Chromium, Mercury and Brominated flame- retardants (PBB and PBDE) to ensure we deliver products that are RoHS compliant. As members of the global community, we at Littelfuse have always strived to understand the impact of what we do, and of what we create, on the world around us. Because of this, our concern for the environment has always been an integral and fundamental part of our business. We continually work to balance our business objectives with the need to protect and improve the local and global environment. In effort to reduce and eliminate negative environmental impact of our operations, Littelfuse has devised comprehensive environmental management practices. Through regular communication of objectives, action plans and achievements, Littelfuse associates are kept informed of these practices. Employees are fully committed to understanding and implementing the relevant aspects of our system as part of their day to day work. Littelfuse is committed to minimizing the environmental impacts of its operations through various continual improvement programs. It is the practice of Littelfuse to: Comply with all applicable laws and regulations worldwide Reduce and eliminate the use of hazardous materials in our products Reduce the amount of raw materials used in operations and reuse, rather than dispose, whenever possible and promote recycling and use of recycled materials Prevent pollution by reducing and eliminating emissions to the environment Work closely with our customers and suppliers to minimize their overall impact on the environment Communicate environmental issues with all Littelfuse associates through training programs and meetings Monitor our environmental performance on a regular basis and communicate our progress to all interested parties Littelfuse is focused on a variety of environmental issues. A key area of concern is the reduction or elimination of specific toxic materials in the manufacturing of our products. This includes raw materials and processed materials purchased from our suppliers. Currently, we are focusing on the reduction and elimination of: Lead Cadmium Specific forms of Chromium (Hexavalent Cr) Mercury Specific Brominated Flame retardants All of these substances are included in a class of substances immediately or gradually being banned by regional or country laws and ordinances. Littelfuse is committed to ensuring that the use of these substances ultimately be eliminated from our products so that we can comply with related laws and regulations and reduce the negative impact of these substances on the ecosystem and thereby contribute to the preservation of the global environment. This includes the use of these substances in all products that are designed, manufactured, sold or distributed by Littelfuse. A Global Commitment to Green Environmental Compliance Environmental Management Practices Primary Areas of Concern RoHS (Restriction of Hazardous Substances): Product complies with the requirement of RoHS or EU directive 2002/95/EC and all of its amendments. Halogen-Free : Product contains minimal halogens and their compounds in any form (exceeds IEC 61249-2-21): Chlorine: Less than 800 ppm of product weight Bromine: Less than 800 ppm of product weight All halogens combined (Fluorine, Chlorine, Bromine, Iodine) less than 1000 ppm of product weight RoHS and Halogen-Free Definitions Global Commitment to Green and Environmental Compliance

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